<template>
  <div
    :class="{'hidden':hidden}"
    class="pagination-container"
  >
    <el-pagination
      :hide-on-single-page="value"
      :background="background"
      :current-page.sync="currentPage"
      :page-size.sync="currentPageSize"
      :layout="layout"
      :page-sizes="pageSizes"
      :total="total"
      v-bind="$attrs"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
    />
  </div>
</template>

<script>
export default {
  name: 'Pagination',
  props: {
    total: {
      required: true,
      type: Number
    },
    page: {
      type: Number,
      default: 1
    },
    pageSize: {
      type: Number,
      default: 20
    },
    pageSizes: {
      type: Array,
      default() {
        return [10, 20, 30, 50]
      }
    },
    layout: {
      type: String,
      default: 'total, sizes, prev, pager, next, jumper'
    },
    background: {
      type: Boolean,
      default: true
    },
    value: {
      type: Boolean,
      default: false
    },
    hidden: {
      type: Boolean,
      default: false
    }
  },
  computed: {
    currentPage: {
      get() {
        return this.page
      },
      set(val) {
        this.$emit('update:page', val)
      }
    },
    currentPageSize: {
      get() {
        // console.log(this.pageSize)
        return this.pageSize
      },
      set(val) {
        // console.log(val)
        this.$emit('update:pageSize', val)
      }
    }
  },
  methods: {
    handleSizeChange(val) {
      this.$emit('pagation', {
        page: this.currentPage,
        pageSize: val
      })
    },
    handleCurrentChange(val) {
      this.$emit('pagation', {
        page: val,
        pageSize: this.pageSize
      })
    }
  }
}
</script>

<style scoped lang="less" >
.pagination-container {
  background: #fff;
  padding: 20px 16px;
  text-align: right;
}

</style>
